615680

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:71

約数の個数: 72

約数和(自身を含む): 1631112

約数和(自身を除く): 1015432

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 37, 40, 52, 64, 65, 74, 80, 104, 128, 130, 148, 160, 185, 208, 256, 260, 296, 320, 370, 416, 481, 520, 592, 640, 740, 832, 962, 1040, 1184, 1280, 1480, 1664, 1924, 2080, 2368, 2405, 2960, 3328, 3848, 4160, 4736, 4810, 5920, 7696, 8320, 9472, 9620, 11840, 15392, 16640, 19240, 23680, 30784, 38480, 47360, 61568, 76960, 123136, 153920, 307840, 615680]

約数ペア:

[(1, 615680), (2, 307840), (4, 153920), (5, 123136), (8, 76960), (10, 61568), (13, 47360), (16, 38480), (20, 30784), (26, 23680), (32, 19240), (37, 16640), (40, 15392), (52, 11840), (64, 9620), (65, 9472), (74, 8320), (80, 7696), (104, 5920), (128, 4810), (130, 4736), (148, 4160), (160, 3848), (185, 3328), (208, 2960), (256, 2405), (260, 2368), (296, 2080), (320, 1924), (370, 1664), (416, 1480), (481, 1280), (520, 1184), (592, 1040), (640, 962), (740, 832)]